tender for 2kva constant voltage transformer as per the detailed specifications below : 1)input voltage : 180to 260 v ac. 2)line frequency : 50hz 3. 3)output voltage : 230 vac, 1. 4)capacity : 2 kva. 5)output stepload response : less than 5 cycles. 6)output waveform : pure sin wave. 7)wave form distortion : less than 8under full load condition. 8)load power factor : 0.75 lag to 0.9 lead. 9)input/output isolation : 2 kv. 10) protection: short circuit protection. 11) cooling : natural air cooling. 12) mounting : plot form mounting. 13) construction :transformer shall be constructed with enamelled copper winding and crgo lamination. 14) working range :upto 50 c. 15) input/output termination : suitable 3 pin socket or terminals at the back. 16) output metering :digital volt meter. 17) warranty & test report : warranty for 12 months from the date of supply & test report shallbe given. 18) enclosure : powder coated sheet metal box. note : i) material shall be supplied to rail wheelfactory, yelahanka, bangalore. ii) only reputed manufacturer/authorised supplier to participate in thetender.